<topic>
	<head>
		<title>Unary Operators</title>
		<toc index="1"/>
		<keywords>
			<keyword term="expressions, unary operators"/>
			<keyword term="unary operators"/>
		</keywords>
		<links>
			<link href="Expressions.html">Expression Syntax</link>
		</links>
	</head>
	<body>
		<syntax>
			<code xml:space="preserve"><b>&lt;unary_operator&gt; ::= </b>
    { <b>+</b>
    | <b>-</b>
    | <b>~</b>
    | <b>NOT</b>
    }</code>
		</syntax>
	</body>
</topic>
